Home / 1,897,689.89-2,616,088.23-1,352,879.84

Finding the Fourth Proportional to 1,897,689.89, 2,616,088.23 and 1,352,879.84

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Solution

The fourth proportional to 1,897,689.89, 2,616,088.23 and 1,352,879.84 is: 1,865,032.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,689.89 : 2,616,088.23 = 1,352,879.84 : x
  2. Step 2: Convert to fraction form
    1,897,689.89/2,616,088.23 = 1,352,879.84/x
  3. Step 3: Cross multiply
    1,897,689.89x = 2,616,088.23 × 1,352,879.84
  4. Step 4: Simplify right side
    1,897,689.89x = 3,539,253,012,947.84
  5. Step 5: Solve for x
    x = 3,539,253,012,947.84/1,897,689.89
  6. Step 6: Final answer
    x = 1,865,032.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.